S-95505A661 2"-4 1/2 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Grade 5 strength classification, ensuring reliable performance in high-stress industrial applications.
• Superior thread engagement and vibration resistance due to Class 2B thread fit and coarse UNC threading, minimizing loosening in dynamic environments.
• Enhanced durability and corrosion resistance from high-quality steel construction, providing long service life in demanding conditions.
• Broad compatibility and easy installation with standard external hex drive design, allowing use with common tools across various machinery and construction projects.
• Compliance with rigorous industry standards including ASME B18.2.2, ensuring consistent quality, dimensional accuracy, and interchangeability.
• Environmental and safety assurance through RoHS 3 and REACH compliance, supporting sustainable and safe industrial operations.
• Versatile sizing from 2" to 4 1/2" in inch measurements, accommodating a wide range of bolt diameters for diverse assembly needs.

Professional Applications & Engineering Value

These Grade 5 steel hex nuts are engineered to address critical challenges in heavy-duty industrial settings, such as structural instability and fastener failure under extreme loads. The coarse UNC threads and Class 2B thread fit provide optimal clamping force and resistance to vibration, making them ideal for construction, machinery assembly, and industrial equipment where reliability is paramount. Manufactured from robust steel and featuring an external hex drive, they enable efficient installation and removal with standard wrenches, reducing downtime. Compliance with ASME B18.2.2 ensures precise dimensions and performance consistency, while the right-hand thread direction simplifies integration into existing systems, enhancing overall operational efficiency and safety.

Specification Summary & Compliance

This hex nut adheres to Class 2B thread fit tolerances and UNC coarse thread standards, with sizes ranging from 2" to 4 1/2" in the inch system. It meets ASME B18.2.2 manufacturing specifications for dimensional accuracy and performance. Additionally, the product is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and safe for industrial use.